Patents by Inventor John David Archer

John David Archer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Terminating optical fibers and optical fiber connector
    Patent number: 4090778
    Abstract: An optical fiber connector assembly employs a tubular alignment portion in which two watch jewels, one fitted to each fiber end, are aligned. The jewels are mounted on the ends of ferrules and have diameters greater than that of the ferrules so that alignment of the fibers is made off the jewels rather than the ferrules.
    Type: Grant
    Filed: March 11, 1977
    Date of Patent: May 23, 1978
    Assignee: ITT Industries, Inc.
    Inventors: Michael James Phillips, John David Archer
  • Aircraft parking guidance indicator
    Patent number: 4015235
    Abstract: An optical system for guiding the pilot of a ground-maneuvering aircraft towards a parking bay has, an illuminated target positioned behind a fixed stop aperture along a line of sight of the pilot which is inclined to the direction of approach of the aircraft to the bay. As the aircraft advances different areas of the target come successively into sight by parallax, and these may be differently colored to indicate the correct stopping position and also whether the aircraft is to the left or right of the correct approach line.
    Type: Grant
    Filed: June 6, 1975
    Date of Patent: March 29, 1977
    Assignee: The Rank Organisation Limited
    Inventors: David George Anthony Demaine, John David Archer, Richard Lawrence Fisher